Bats sleep 18-20 hours per day.
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A puppy is born blind, deaf, and toothless.
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The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
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When cats are happy, they may squeeze their eyes shut.
10
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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